Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Jan. 31, 2016	Jan. 31, 2015
Net loss	$ (13,948)	$ (1,556)	$ (28,721)	$ (1,334)
Other comprehensive income:
Foreign currency translation adjustment	(1,077)	(4,515)	(1,946)	(7,154)
Pension liability adjustments, net of tax		(450)		(811)
Net unrealized holding gain (loss) on securities, net of tax	3	1	31	(6)
Other comprehensive loss	(1,074)	(4,964)	(1,915)	(7,971)
Comprehensive loss	$ (15,022)	$ (6,520)	$ (30,636)	$ (9,305)